The absolute configuration of edulinic acid, a constituent of the “Khat” alkaloid cathedulin K-19

The absolute configuration of edulinic acid, a constituent of the “Khat” alkaloid cathedulin K-19 New macrolide sesquiterpene alkaloids of Catha edulis: examples containing a novel dilactone bridge New macrolide sesquiterpene alkaloids of Catha edulis: examples containing a novel dilactone bridge Alkaloids of catha edulis(khat). Part 1. Isolation and characterisation of eleven new alkaloids with sesquiterpene cores (cathedulins); identification of the quinone–methide root pigments Alkaloids of catha edulis(khat). Part 1. Isolation and characterisation of eleven new alkaloids with sesquiterpene cores (cathedulins); identification of the quinone–methide root pigments Constituents of Catha edulis Determination of chiral cathinone in fresh samples of Catha edulis Use of doubly protonated molecules in the analysis of cathedulins in crude extracts of khat (Catha edulis) by liquid chromatography/serial mass spectrometry Phenylpentenylamines from Catha edulis HPLC and TLC profiles of phenylalkylamines of khat (Catha edulis Forsk.) confiscated in Switzerland